表示活性污泥数量的指标有:()
A.MLSS,MLVSS
B.MLSS,SVI
C.MLVSS,SV%
D.SVI,SV%
参考答案:A
根据汉语提示补全句子。
1.The visitors _____ (来自世界各地) are visiting the Great Wall.
2. _____ (男子比赛获胜者) was a 40-year-old man from Shandong.
3. He _____ (对……不感兴趣) drawing.
4. The teacher often _____ (鼓励我更加努力地学习).
5. He had other people to take care of _____ (除了我之外).
6. If you look hard enough, you'll _____ (找到学好英语的更好的方法).